M2.2 earthquake 4 km SSW of Alamo, California

Magnitude

2.2 (Md, duration), micro

Magnitude from

Northern California Seismic System

Local time

Sun, May 16, 1976, 7:37 AM PDT

UTC

1976-05-16 14:37:37 UTC

Depth

12.3 km (7.6 mi), shallow

Epicenter

37.811° N, 122.054° W

Region

California

Tsunami flag

No

Status

Reviewed by a seismologist

Location uncertainty

About 0.3 km horizontally, 0.4 km in depth

Magnitude uncertainty

±0.10

Depth from

From location

Station coverage gap

168°

Stations used

27

• Alamo, CaliforniaPopulation 14,570. Forecast5 kmSSW
• Hayward, CaliforniaPopulation 158,289. Forecast16 kmN
• Los Angeles, CaliforniaPopulation 3,820,914. Forecast541 kmNW

After

1. 2.62 km NE of San Ramon, CaliforniaSun, May 16, 8:48 AM PDT · 18401 days ago · 9 km deep · 9 km away
2. 2.32 km NE of San Ramon, CaliforniaSun, May 16, 10:08 AM PDT · 18401 days ago · 9 km deep · 9 km away
3. 3.43 km WNW of Dublin, CaliforniaTue, May 18, 6:35 PM PDT · 18399 days ago · 7 km deep · 12 km away
4. 2.32 km E of San Ramon, CaliforniaWed, May 19, 8:53 AM PDT · 18398 days ago · 7 km deep · 10 km away
5. 2.28 km ENE of Milpitas, CaliforniaWed, May 19, 11:30 AM PDT · 18398 days ago · 6 km deep · 43 km away
6. 2.57 km E of East Foothills, CaliforniaWed, May 19, 7:25 PM PDT · 18398 days ago · 8 km deep · 56 km away
7. 2.3Northern CaliforniaThu, May 20, 12:56 AM PDT · 18397 days ago · 6 km deep · 69 km away
8. 1.58 km NE of Milpitas, CaliforniaSat, May 22, 2:08 AM PDT · 18395 days ago · 4 km deep · 42 km away
9. 2.29 km NE of San Martin, CASat, May 22, 11:51 AM PDT · 18395 days ago · 6 km deep · 88 km away
10. 1.66 km WSW of Gilroy, CaliforniaSat, May 22, 7:40 PM PDT · 18395 days ago · 4 km deep · 100 km away
11. 2.1Northern CaliforniaSat, May 22, 10:03 PM PDT · 18395 days ago · 7 km deep · 72 km away
12. 1.87 km ESE of East Foothills, CaliforniaSun, May 23, 10:25 AM PDT · 18394 days ago · 2 km deep · 57 km away
13. 1.89 km E of San Martin, CaliforniaMon, May 24, 12:53 AM PDT · 18393 days ago · 7 km deep · 94 km away
14. 2.14 km NNW of Day Valley, CaliforniaTue, May 25, 1:06 AM PDT · 18392 days ago · 4 km deep · 84 km away
15. 3.4Northern CaliforniaThu, May 27, 10:01 AM PDT · 18390 days ago · 8 km deep · 78 km away
16. 2.02 km WSW of Broadmoor, CaliforniaMon, May 31, 1:43 PM PDT · 18386 days ago · 11 km deep · 42 km away
17. 2.73 km E of San Leandro, CaliforniaMon, May 31, 1:59 PM PDT · 18386 days ago · 5 km deep · 11 km away
18. 1.621 km ENE of East Foothills, CaliforniaThu, Jun 3, 7:15 PM PDT · 18383 days ago · 7 km deep · 53 km away
19. 1.72 km S of Fairview, CaliforniaFri, Jun 4, 6:08 AM PDT · 18382 days ago · 8 km deep · 17 km away
20. 2.417 km S of Tracy, CaliforniaSat, Jun 5, 6:35 AM PDT · 18381 days ago · 3 km deep · 62 km away
21. 2.714 km N of Morgan Hill, CaliforniaMon, Jun 7, 2:10 AM PDT · 18379 days ago · 7 km deep · 71 km away
22. 1.99 km NE of Milpitas, CaliforniaMon, Jun 7, 6:39 AM PDT · 18379 days ago · 6 km deep · 42 km away
23. 1.911 km ESE of East Foothills, CaliforniaTue, Jun 8, 7:52 PM PDT · 18378 days ago · 8 km deep · 61 km away
24. 1.74 km NW of Day Valley, CaliforniaTue, Jun 8, 11:31 PM PDT · 18378 days ago · 14 km deep · 84 km away
25. 2.83 km N of San Leandro, CaliforniaFri, Jun 11, 4:18 AM PDT · 18375 days ago · 3 km deep · 11 km away
26. 2.76 km WSW of Gilroy, CaliforniaFri, Jun 11, 8:22 AM PDT · 18375 days ago · 3 km deep · 99 km away
27. 2.01 km SE of Concord, CaliforniaFri, Jun 11, 8:03 PM PDT · 18375 days ago · 14 km deep · 18 km away
28. 1.76 km NNE of East Foothills, CaliforniaSat, Jun 12, 5:52 AM PDT · 18374 days ago · 5 km deep · 48 km away
29. 1.613 km N of Morgan Hill, CaliforniaSat, Jun 12, 5:44 PM PDT · 18374 days ago · 5 km deep · 72 km away
30. 3.25 km NE of San Martin, CaliforniaSat, Jun 12, 11:12 PM PDT · 18374 days ago · 3 km deep · 87 km away
31. 1.85 km NW of Sunol, CaliforniaSun, Jun 13, 2:49 AM PDT · 18373 days ago · 11 km deep · 23 km away
32. 2.613 km N of Morgan Hill, CaliforniaSun, Jun 13, 7:23 PM PDT · 18373 days ago · 1 km deep · 72 km away
33. 2.35 km NE of San Martin, CaliforniaTue, Jun 15, 4:03 AM PDT · 18371 days ago · 3 km deep · 87 km away
34. 3.314 km N of Morgan Hill, CaliforniaTue, Jun 15, 6:34 AM PDT · 18371 days ago · 4 km deep · 71 km away
35. 2.814 km N of Morgan Hill, CaliforniaTue, Jun 15, 7:10 AM PDT · 18371 days ago · 4 km deep · 71 km away
36. 1.714 km N of Morgan Hill, CaliforniaWed, Jun 16, 8:53 AM PDT · 18370 days ago · 7 km deep · 71 km away
37. 2.514 km N of Morgan Hill, CaliforniaWed, Jun 16, 4:50 PM PDT · 18370 days ago · 6 km deep · 71 km away
38. 2.11 km ENE of Larkfield-Wikiup, CaliforniaWed, Jun 16, 7:03 PM PDT · 18370 days ago · 3 km deep · 99 km away
39. 2.01 km ENE of Blackhawk, CaliforniaFri, Jun 18, 7:06 PM PDT · 18368 days ago · 5 km deep · 15 km away
40. 2.42 km ENE of Blackhawk, CaliforniaFri, Jun 18, 7:13 PM PDT · 18368 days ago · 6 km deep · 15 km away
41. 1.614 km E of Seven Trees, CaliforniaFri, Jun 18, 9:21 PM PDT · 18368 days ago · 6 km deep · 65 km away
42. 2.33 km S of Fairview, CaliforniaFri, Jun 18, 11:00 PM PDT · 18368 days ago · 4 km deep · 18 km away
43. 2.18 km NNE of Interlaken, CaliforniaSat, Jun 19, 4:17 AM PDT · 18367 days ago · 9 km deep · 93 km away
44. 2.22 km W of Cambrian Park, CaliforniaSun, Jun 20, 5:25 AM PDT · 18366 days ago · 8 km deep · 62 km away
45. 1.62 km W of Cambrian Park, CaliforniaSun, Jun 20, 5:34 AM PDT · 18366 days ago · 8 km deep · 62 km away
46. 2.211 km N of Morgan Hill, CaliforniaSun, Jun 20, 3:48 PM PDT · 18366 days ago · 4 km deep · 74 km away
47. 3.512 km N of Morgan Hill, CaliforniaSun, Jun 20, 7:07 PM PDT · 18366 days ago · 5 km deep · 74 km away
48. 2.71 km NE of Blackhawk, CaliforniaThu, Jun 24, 1:37 AM PDT · 18362 days ago · 5 km deep · 15 km away
49. 1.91 km ENE of Blackhawk, CaliforniaThu, Jun 24, 10:01 PM PDT · 18362 days ago · 6 km deep · 15 km away
50. 1.917 km NE of East Foothills, CaliforniaFri, Jun 25, 5:51 PM PDT · 18361 days ago · 9 km deep · 48 km away
51. 2.07 km ENE of Morgan Hill, CaliforniaSat, Jun 26, 1:14 AM PDT · 18360 days ago · 4 km deep · 85 km away
52. 1.614 km N of Morgan Hill, CaliforniaMon, Jun 28, 3:55 AM PDT · 18358 days ago · 5 km deep · 71 km away
53. 2.26 km ESE of Roseland, CaliforniaMon, Jun 28, 9:36 AM PDT · 18358 days ago · 9 km deep · 84 km away
54. 2.515 km N of Morgan Hill, CaliforniaTue, Jun 29, 1:51 PM PDT · 18357 days ago · 6 km deep · 71 km away
55. 1.99 km NE of San Martin, CaliforniaWed, Jun 30, 1:24 AM PDT · 18356 days ago · 9 km deep · 87 km away
56. 2.314 km N of Morgan Hill, CaliforniaWed, Jun 30, 4:20 AM PDT · 18356 days ago · 3 km deep · 71 km away
57. 1.9Northern CaliforniaWed, Jun 30, 4:39 AM PDT · 18356 days ago · 9 km deep · 25 km away
58. 2.215 km NE of East Foothills, CaliforniaWed, Jun 30, 9:46 AM PDT · 18356 days ago · 8 km deep · 48 km away
59. 1.71 km SSE of Stanford, CaliforniaWed, Jun 30, 7:22 PM PDT · 18356 days ago · 2 km deep · 46 km away
60. 2.42 km WSW of Moskowite Corner, CaliforniaWed, Jun 30, 10:57 PM PDT · 18356 days ago · 3 km deep · 71 km away

The first 60 of 84.

Before

1. 2.35 km SSW of Alamo, CaliforniaSat, May 15, 7:33 AM PDT · 18402 days ago · 11 km deep · 1 km away
2. 1.913 km W of Diablo Grande, CaliforniaSat, May 15, 5:23 AM PDT · 18402 days ago · 5 km deep · 71 km away
3. 1.87 km SE of Lexington Hills, CaliforniaFri, May 14, 12:43 AM PDT · 18403 days ago · 13 km deep · 78 km away
4. 2.62 km NNE of San Leandro, CaliforniaWed, May 12, 10:50 PM PDT · 18405 days ago · 5 km deep · 11 km away
5. 2.715 km SSE of Diablo Grande, CaliforniaWed, May 12, 7:18 PM PDT · 18405 days ago · 0 km deep · 94 km away
6. 2.521 km ENE of East Foothills, CaliforniaWed, May 12, 6:26 AM PDT · 18405 days ago · 6 km deep · 53 km away
7. 1.72 km N of San Leandro, CaliforniaTue, May 11, 4:21 PM PDT · 18406 days ago · 9 km deep · 12 km away
8. 2.421 km NNE of Morgan Hill, CaliforniaMon, May 10, 4:49 AM PDT · 18407 days ago · 9 km deep · 71 km away
9. 1.89 km NE of San Martin, CaliforniaMon, May 10, 1:57 AM PDT · 18407 days ago · 7 km deep · 87 km away
10. 1.714 km N of Morgan Hill, CaliforniaSun, May 9, 11:42 PM PDT · 18408 days ago · 3 km deep · 71 km away
11. 2.119 km NE of East Foothills, CaliforniaWed, May 5, 1:17 AM PDT · 18412 days ago · 8 km deep · 48 km away
12. 2.215 km SSE of Diablo Grande, CaliforniaTue, May 4, 10:44 PM PDT · 18413 days ago · 3 km deep · 96 km away
13. 2.16 km E of Santa Rosa, CaliforniaMon, May 3, 5:21 AM PDT · 18414 days ago · 9 km deep · 86 km away
14. 3.48 km N of Pittsburg, CaliforniaSun, May 2, 10:42 PM PDT · 18415 days ago · 20 km deep · 37 km away
15. 2.74 km WSW of Loyola, CaliforniaSat, May 1, 11:45 PM PDT · 18416 days ago · 6 km deep · 53 km away
16. 1.620 km ENE of East Foothills, CaliforniaTue, Apr 27, 7:05 PM PDT · 18420 days ago · 8 km deep · 59 km away
17. 1.97 km SE of La Honda, CaliforniaMon, Apr 26, 3:03 AM PDT · 18421 days ago · 4 km deep · 62 km away
18. 2.4Northern CaliforniaSun, Apr 25, 1:13 PM PDT · 18422 days ago · 17 km deep · 19 km away
19. 2.41 km NW of Kensington, CaliforniaSat, Apr 24, 5:34 AM PST · 18423 days ago · 4 km deep · 24 km away
20. 1.98 km ENE of Gilroy, CaliforniaThu, Apr 22, 1:14 AM PST · 18425 days ago · 7 km deep · 100 km away

From the USGS Earthquake Hazards Program and its partner networks, event nc1029708. Read Fri, Oct 2, 2026, 6:27 PM UTC.